The day the USTA introduced the tiebreak - Tennis Majors

On this day in 1970, the USTA introduced a bold change in the scoring format of tennis, one that would be adopted across the board over the years.

Djokovic, Swiatek advance before China's Zhang shocks Ruud at US Open

The first time a US Open final ended in a tiebreak - Tennis Majors

Ben Shelton Beats No. 10 Frances Tiafoe at the US Open to Reach First Major Semifinal - Tennis Panorama

Serena Williams shows no signs of shoulder problems in rolling to fourth round at U.S. Open

New York, United States. 31st Aug, 2021. Holger Rune of Denmark reacts after winning the second set tie-breaker against Novak Djokovic of Serbia in their first round match held in Arthur Ashe

No. 1 Seeds Advance at US Open -Djokovic Tops Teen Rune to Edge Closer to Grand Slam, Barty Stops Former Finalist Zvonareva, Seeds Fall on Men's side - Tennis Panorama

Alcaraz Beats Ruud for 1st Major Title

Australian Open 2021: Serena Williams, Jennifer Brady gain women's singles semifinals

Tiafoe keeps alive American hopes by reaching U.S. Open semi-final

May 21, 1881: The day the USTA was founded - Tennis Majors